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Superman's secret identity has only ever been known to a select few. That all changed the day Manchester Black, a gifted telekinetic, uncovered Clark Kent's alter-ego, setting in motion one of the hardest days in Superman's life.

Looking to avenge his prior defeat at the hands of Superman, Manchester Black amasses an army of super-villains. Over the course of 24 hours, Black's army of villains systematically attack all those close to Superman until they meet in an epic showdown.